Foundry
16-pad drum machine. Each pad renders from a text prompt on a local Stable Audio model. macOS desktop app, weights included.
Powered by Stability AI.
Download
| File | Foundry.dmg |
| Size | 3,391,504,096 bytes |
| Platform | macOS, Apple silicon |
| Signature | Developer ID Application, team 6X9YTXU3M9 |
| Notarization | Apple, stapled |
| Network | none after download. no account, no API key |
Inference
| Model | stabilityai/stable-audio-3-small-sfx, unmodified |
| Text encoder | T5Gemma t5gemma-b-b-ul2, as shipped in the checkpoint |
| Precision | fp32 |
| Device | MPS, CPU fallback |
| Steps | 8 |
| CFG scale | 1.0 |
| Length | 2.0 s, clamped 1 to 3 |
| Sample rate | model rate, 44100 default |
| Retries | 3, on a spectral-flatness floor of 0.55 |
Kit
| Pads | 16 |
| Prompt field | per pad |
| Morph pad | 4 corner prompts, bilinear blend |
| Per-pad edit | waveform trim, pitch envelope, transient, warp, choke group, loop, latch |
| Tunings | 12-TET 路 KORA PYTH 7 路 JUST 27 路 PYTH 31, plus any .scl |
| Repitch | detected pitch shifted onto the scale degree |
MIDI
| Input | CoreMIDI, via midir |
| Notes | 36 to 51, one per pad |
| Channel | omni, filterable to 1 of 16 |
| Velocity | passed through |
| Note-on vel 0 | handled as note-off |
Export
| Audio | 24-bit WAV per pad, STORE zip |
| Ableton | .adg Drum Rack, DrumCell per pad, mapped to the pad's note |
| Render | OfflineAudioContext, same buffer and FX graph as playback |
Build
| App | Tauri 2, MIT |
| Front end | Next.js static export, React, TypeScript strict |
| Bundled runtime | CPython 3.12, PyTorch, torchaudio |
| Service | uvicorn sidecar, localhost |
Licenses
The bundled weights are redistributed unmodified. Both texts ship inside the app at Foundry.app/Contents/Resources/resources/ beside the weights.
stable-audio-3-small-sfx
This Stability AI Model is licensed under the Stability AI Community License, Copyright 漏 Stability AI Ltd. All Rights Reserved
LICENSE-Stability-Community.txt 路 stabilityai/stable-audio-3-small-sfx
T5Gemma
Gemma is provided under and subject to the Gemma Terms of Use found at https://ai.google.dev/gemma/terms
Use of the bundled weights is subject to both agreements, including the Gemma prohibited use policy. Installing Foundry means accepting them. Foundry's own source is MIT and is not covered by either. Full attribution: NOTICE.txt.
Model tree for petalsfm/foundry
Base model
stabilityai/stable-audio-3-small-sfx-base